This is a Polished Stainless Steel Triple Faucet 4" Diameter Glycol Cooled Draft Beer Tower. The hoses are 1/4" O.D. stainless steel product lines and 1/4" O.D. copper glycol lines with a tapered barb 5/16"-3/8". Features all stainless steel contact with the beer including product lines, shanks and faucets. The center faucet sits at 11-1/8"; the left and right faucets are at 10-3/8".